21319932

素因数分解:

$2^2\times 3^1\times {\mathrm{887}}^1\times {\mathrm{2003}}^1$

素因数の和:2897

約数の個数: 24

約数和(自身を含む): 49827456

約数和(自身を除く): 28507524

約数列:

[1, 2, 3, 4, 6, 12, 887, 1774, 2003, 2661, 3548, 4006, 5322, 6009, 8012, 10644, 12018, 24036, 1776661, 3553322, 5329983, 7106644, 10659966, 21319932]

約数ペア:

[(1, 21319932), (2, 10659966), (3, 7106644), (4, 5329983), (6, 3553322), (12, 1776661), (887, 24036), (1774, 12018), (2003, 10644), (2661, 8012), (3548, 6009), (4006, 5322)]